URN:NBN:SI:doc-QGSEZS6Q2021Hasibuan, S.Jaqin, C.Nindiani, A.Purba, H. H.Tampubolon, S.Trimarjoko, A.documents/doc/Q/URN_NBN_SI_doc-QGSEZS6Q_001.pdfdocuments/doc/Q/URN_NBN_SI_doc-QGSEZS6Q_001.txt163articlestr. 307-32510.14743/apem2021.3.4021854-6250270099203URN:NBN:SI:doc-QGSEZS6QengFakulteta za strojništvo, Inštitut za proizvodno strojništvoAdvances in production engineering and managementBYincrease of Sigma levelindustrial competitivenessindustrial sustainabilityindustrijska konkurenčnostindustrijska trajnostizboljšanje produktivnostimanufacturingpovečanje ravni Sigmaproductivity improvementproizvodnjaSix SigmasustainabilitytrajnostIncreasing Sigma levels in productivity improvement and industrial sustainability with Six Sigma methods in manufacturing industry: A systematic literature review